arduino
diff --git a/‎examples/07_save_file.js
Lines changed: 31 additions & 0 deletions b/‎examples/07_save_file.js
Lines changed: 31 additions & 0 deletions
diff --git a/‎micropython.js
Lines changed: 21 additions & 0 deletions b/‎micropython.js
Lines changed: 21 additions & 0 deletions
@@ -0,0 +1,31 @@
+const Board = require('../micropython.js')
+
+let content = `
+"""
+Blinky
+"""
+from machine import Pin
+from time import sleep
+# Nano Connect rp2040 internal LED
+led = Pin(6, Pin.OUT)
+while True:
+ print('on')
+ led.on()
+ print('off')
+ led.off()
+ sleep(0.25)
+`
+
+console.log('connect')
+let board = new Board()
+board.open(process.env.PORT || '/dev/tty.usbmodem141101')
+  .then(async () => {
+    try {
+      await board.fs_save(content, 'test.py')
+      console.log('disconnect')
+    } catch(e) {
+      console.log('error', e)
+    }
+    board.close()
+  })
@@ -225,6 +225,27 @@ class MicroPythonBoard {
     return Promise.reject(new Error(`Must specify source and destination paths`))
   }
 
+  async fs_save(content, dest) {
+    if (content && dest) {
+      if (typeof content === 'string') {
+        content = Buffer.from(content)
+      }
+      await this.enter_raw_repl()
+      let output = await this.exec_raw({
+        command: `f=open('${dest}','w')\nw=f.write`
+      })
+      for (let i = 0; i < content.length; i+=64) {
+        let slice = content.slice(i, i+64)
+        slice = slice.toString()
+        slice = slice.replace(/"""/g, `\\"\\"\\"`)
+        await this.serial.write(`w("""${slice}""")`)
+        await this.serial.write(`\x04`)
+        await sleep(50)
+      }
+      return this.exit_raw_repl()
+    } else {
+      return Promise.reject(new Error(`Must specify content and destination path`))
+    }
   }
 
   async fs_mkdir() {